Might & Magic X Legacy - The Falcon & The Unicorn DLC

The Might & Magic X Legacy - The Falcon & The Unicorn DLC should be redeemed in-game. Retrieve your DLC key from your Humble Bundle download page. After you have installed the base game, Might & Magic X Legacy, start the game and then access the game menu. Choose the option 'Extras' and enter the key.

Next choose 'Bonus Content'

Select 'The Falcon and the Unicorn' then enter the key from your download page.